单项选择题 Your company has multiple DNS servers in the main office. You plan to install DNS on a member server in a branch office. You need to ensure that the DNS server in the branch office is able to query and DNS server in the main office, and you need to limit the number of DNS records that are transferred to the DNS server in the branch office. What should you do?（）

单项选择题 You manage a server that runs windows server 2008. The D:\payroll folder is corrupted. The most recent backup version is 10/29/2007-09:00. You need to restore all the files in the D:\Payroll folder back to the most recent backup version without affecting other folders on the server. What should you do on the server?（）

单项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains two sites named Site1 and Site2. The servers for the sites are configured as shown in the following table.Server name Server role Site name Server1 Domain controller, DNS Site1 Server2 DNS Site2 Server1 hosts a standard primary zone for contoso.com. Server2 hosts a secondary zone for contoso.com.You need to ensure that all DNS replication traffic between Server1 and Server2 is encrypted.What should you do？（）